package com.liuchaoya.tools;

import android.content.Context;
import android.content.pm.PackageInfo;
import android.content.pm.PackageManager;

public class LAppVersion {

    /**
     * 获取应用程序名称
     */
    public static String getAppName(Context context) {
        return context.getResources().getString(getPackageInfo(context).applicationInfo.labelRes);
    }

    /**
     *版本名
     */
    public static String getVersionName(Context context) {
        return getPackageInfo(context).versionName;
    }

    /**
     *版本号
     */
    public static int getVersionCode(Context context) {
        return getPackageInfo(context).versionCode;
    }

    private static PackageInfo getPackageInfo(Context context) {
        PackageInfo pi = null;

        try {
            PackageManager pm = context.getPackageManager();
            pi = pm.getPackageInfo(context.getPackageName(),
                    PackageManager.GET_CONFIGURATIONS);

            return pi;
        } catch (Exception e) {
            e.printStackTrace();
        }

        return pi;
    }


}
